Dimensions for aluminum wheels. Size may vary. Please secure with double-sided tape or similar before driving. This is a modified product of Tamiya genuine parts. We will ship via Yu-Packet Post Mini. Posting only on Sundays. The next posting date is listed in the nickname section. Please confirm before purchasing. No posting on the same day. Tracking number may not be reflected until the next day due to postal drop-off. This is amateur work, so please refrain from purchasing if you are concerned about the quality. Thank you.